Home / 152,683.26-210,728.17-84,722.12

Finding the Fourth Proportional to 152,683.26, 210,728.17 and 84,722.12

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Solution

The fourth proportional to 152,683.26, 210,728.17 and 84,722.12 is: 116,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,683.26 : 210,728.17 = 84,722.12 : x
  2. Step 2: Convert to fraction form
    152,683.26/210,728.17 = 84,722.12/x
  3. Step 3: Cross multiply
    152,683.26x = 210,728.17 × 84,722.12
  4. Step 4: Simplify right side
    152,683.26x = 17,853,337,857.40
  5. Step 5: Solve for x
    x = 17,853,337,857.40/152,683.26
  6. Step 6: Final answer
    x = 116,930.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.